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path: root/drivers/char/hvsi.c
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Diffstat (limited to 'drivers/char/hvsi.c')
-rw-r--r--drivers/char/hvsi.c26
1 files changed, 15 insertions, 11 deletions
diff --git a/drivers/char/hvsi.c b/drivers/char/hvsi.c
index a89a95fb5e4..d7806834fc1 100644
--- a/drivers/char/hvsi.c
+++ b/drivers/char/hvsi.c
@@ -69,7 +69,7 @@
#define __ALIGNED__ __attribute__((__aligned__(sizeof(long))))
struct hvsi_struct {
- struct work_struct writer;
+ struct delayed_work writer;
struct work_struct handshaker;
wait_queue_head_t emptyq; /* woken when outbuf is emptied */
wait_queue_head_t stateq; /* woken when HVSI state changes */
@@ -406,7 +406,7 @@ static void hvsi_insert_chars(struct hvsi_struct *hp, const char *buf, int len)
hp->sysrq = 1;
continue;
} else if (hp->sysrq) {
- handle_sysrq(c, NULL, hp->tty);
+ handle_sysrq(c, hp->tty);
hp->sysrq = 0;
continue;
}
@@ -555,7 +555,7 @@ static void hvsi_send_overflow(struct hvsi_struct *hp)
* must get all pending data because we only get an irq on empty->non-empty
* transition
*/
-static irqreturn_t hvsi_interrupt(int irq, void *arg, struct pt_regs *regs)
+static irqreturn_t hvsi_interrupt(int irq, void *arg)
{
struct hvsi_struct *hp = (struct hvsi_struct *)arg;
struct tty_struct *flip;
@@ -616,7 +616,7 @@ static int __init poll_for_state(struct hvsi_struct *hp, int state)
unsigned long end_jiffies = jiffies + HVSI_TIMEOUT;
for (;;) {
- hvsi_interrupt(hp->virq, (void *)hp, NULL); /* get pending data */
+ hvsi_interrupt(hp->virq, (void *)hp); /* get pending data */
if (hp->state == state)
return 0;
@@ -744,9 +744,10 @@ static int hvsi_handshake(struct hvsi_struct *hp)
return 0;
}
-static void hvsi_handshaker(void *arg)
+static void hvsi_handshaker(struct work_struct *work)
{
- struct hvsi_struct *hp = (struct hvsi_struct *)arg;
+ struct hvsi_struct *hp =
+ container_of(work, struct hvsi_struct, handshaker);
if (hvsi_handshake(hp) >= 0)
return;
@@ -951,9 +952,10 @@ static void hvsi_push(struct hvsi_struct *hp)
}
/* hvsi_write_worker will keep rescheduling itself until outbuf is empty */
-static void hvsi_write_worker(void *arg)
+static void hvsi_write_worker(struct work_struct *work)
{
- struct hvsi_struct *hp = (struct hvsi_struct *)arg;
+ struct hvsi_struct *hp =
+ container_of(work, struct hvsi_struct, writer.work);
unsigned long flags;
#ifdef DEBUG
static long start_j = 0;
@@ -1130,7 +1132,7 @@ static int hvsi_tiocmset(struct tty_struct *tty, struct file *file,
}
-static struct tty_operations hvsi_ops = {
+static const struct tty_operations hvsi_ops = {
.open = hvsi_open,
.close = hvsi_close,
.write = hvsi_write,
@@ -1159,6 +1161,8 @@ static int __init hvsi_init(void)
hvsi_driver->type = TTY_DRIVER_TYPE_SYSTEM;
hvsi_driver->init_termios = tty_std_termios;
hvsi_driver->init_termios.c_cflag = B9600 | CS8 | CREAD | HUPCL;
+ hvsi_driver->init_termios.c_ispeed = 9600;
+ hvsi_driver->init_termios.c_ospeed = 9600;
hvsi_driver->flags = TTY_DRIVER_REAL_RAW;
tty_set_operations(hvsi_driver, &hvsi_ops);
@@ -1287,8 +1291,8 @@ static int __init hvsi_console_init(void)
}
hp = &hvsi_ports[hvsi_count];
- INIT_WORK(&hp->writer, hvsi_write_worker, hp);
- INIT_WORK(&hp->handshaker, hvsi_handshaker, hp);
+ INIT_DELAYED_WORK(&hp->writer, hvsi_write_worker);
+ INIT_WORK(&hp->handshaker, hvsi_handshaker);
init_waitqueue_head(&hp->emptyq);
init_waitqueue_head(&hp->stateq);
spin_lock_init(&hp->lock);